A rip current is a strong channel of water moving away from the shore. Rip currents typically form along the beach at breaks in the offshore underwater sandbar, but they can also form near structures such as jetties and piers.
Best disk wiping tools-the tool depends on the task. Disk wiping is a non-destructive way of permanently removing data very different from data destruction, either physical or using a degaussing system that does the same job at the expense of destroying the drive itself.
Â© Dieter Spears / Photodisc / Getty Images. To wipe a hard drive means to completely erase the drive of all information. Deleting everything does not wipe a hard drive and formatting does not [always] wipe a hard drive.You'll need to take an extra step to wipe the hard drive completely.When you format a hard drive or delete a partition, you're usually only deleting the file system, making the data invisible but not gone. A file recovery program or special hardware can easily recover the information. If you have more than one partition on a physical hard drive, you'll need to format those additional drives as well if you want to consider the entire physical disk as wiped. 2  If what you really want to do is just make sure that files you delete are really gone, a data wiping tool is more than you need.